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Vulnerability · Published Sep 17, 2026 · Assigned by Linux

CVE-2026-92484cxl/region: Fix use-after-free in find_pos_and_ways() error path

Unrated

In plain English

A security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 90.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix use-after-free in find_pos_and_ways() error path The error path releases its reference to a switch decoder before logging an error that includes the decoder name. If the released reference is the last one, the decoder can be freed before the error message accesses its name. Drop the reference after the error is reported.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:13linux6.12.111-1DEBIAN-CVE-2026-92484
Debian:14linux7.2.6-1DEBIAN-CVE-2026-92484
Debian:12linux-6.126.12.111-1~deb12u1DEBIAN-CVE-2026-92484
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux7.0.0-42.42UBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-aws7.0.0-1016.17UBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-aws-7.0no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-7.0no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-fde-7.0no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-gcp7.0.0-1016.18UBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-gcp-7.0no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-hwe-7.07.0.0-42.42~24.04.1UBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-ibm7.0.0-1017.17UBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-nvidia-7.0no fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-nvidia-bosno fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-oem-7.07.0.0-1017.17UBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-oracle7.0.0-1015.16UBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-oracle-7.0no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-92484
Ubuntu:26.04:LTSlinux-riscv7.0.0-42.42.1UBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-riscv-7.07.0.0-42.42.1~24.04.1UBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2026-92484
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-vmwareno fix listedUBUNTU-CVE-2026-92484
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2026-92484

Affected products (as reported)

VendorProductVersions
Linux Linux 9d90ab45d3d393532b7fa62d6a6b7ebbde9cf5fc – before 68edf359b0b45cad2654510c1ca257079b241aa5b3dc5c735a754142831f705068fcfa77551724ff – before b38ca9ce8c7d9b8151bb9e4770404c5e39600a48d90acdf49e18029cfe4194475c45ef143657737a – before f54b96e8aadbfc7f2a1b26df349ef9b062c47d2ed90acdf49e18029cfe4194475c45ef143657737a – before 8f7683ce37a53eeabd721941517341d2eef2cf3cd90acdf49e18029cfe4194475c45ef143657737a – before 15da704b732332cc1e8f121f624e5e6c05124c5d8ad454d3050a40fd616d481e48d1aebb27d9951e6.6.96 – before 6.6.1576.12.36 – before 6.12.110
Linux Linux 6.16

References